Formula Used:
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The Delay For Two Inverters In Series formula calculates the propagation delay of a chain of logic gates, specifically for two inverters connected in series. It accounts for the electric efforts of both inverters and the inverter power to determine the total delay.
The calculator uses the formula:
Where:
Explanation: The formula sums the electric efforts of both inverters and adds twice the inverter power to account for the delay contribution from both inverters in the series chain.
Details: Accurate delay calculation is crucial for designing digital circuits, optimizing performance, and ensuring proper timing in logic gate chains.
Tips: Enter electric effort values and inverter power in Watts. All values must be non-negative.
Q1: What is electric effort in digital circuits?
A: Electric effort is the ratio of the output capacitance to the input capacitance of a logic gate, representing the gate's ability to drive load.
Q2: Why multiply inverter power by 2 in the formula?
A: The factor of 2 accounts for the delay contribution from both inverters in the series chain.
Q3: What are typical values for electric effort?
A: Electric effort values typically range from 1 to 5 for most logic gates, depending on the specific design and technology.
Q4: Can this formula be used for more than two inverters?
A: This specific formula is designed for two inverters. For longer chains, the formula would need to be extended accordingly.
Q5: How does inverter power affect the total delay?
A: Higher inverter power generally reduces delay, but the relationship depends on the specific circuit design and operating conditions.